Mdmp 0906 06 Z Mustang Ignition Coil Replacement Upgrade Front View

Next, the electrical plugs are disconnected. With these two steps accomplished, gently pull the OE coil pack off of the engine--wash, rinse, repeat for the remaining coil packs. If your Mustang has some serious mileage on it, now is also the perfect time to drop in a fresh set of spark plugs.